Motorcycle Handlebar Clamp CNC Aluminum Alloy Bar Clamps 1 1/8" 28mm HandleBar Riser "Comfort & Safety Appropriate rise handle bar height can greatly increase driving comfort and effectively reduce fatigue during long driving. fix your handlebars to help you maintain a comfortable ride." The use of the handlebar riser greatly reduces the burden on long-distance cyclists, can ride for a long time and bring you a comfortable riding experience. The handlebar riser clamp is made of high-grade aluminum alloy material, which has anti-rust, anti-corrosion, strong durability and long service life.